Melt processable polyurethaneurea copolymers and method for...

C - Chemistry – Metallurgy – 08 – G

Patent

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402/151, 400/743

C08G 18/65 (2006.01) A61L 29/00 (2006.01) A61L 31/00 (2006.01) C08G 18/10 (2006.01) C08G 18/61 (2006.01) C08G 18/66 (2006.01) C08G 18/76 (2006.01) C08L 75/02 (2006.01) C08L 75/04 (2006.01)

Patent

CA 2014035

Melt processable polyurethaneureas are prepared from a diisocyanate, a macroglycol, a diol chain extender and a diamine chain extender. Water may be included as a reactant, and the polymer may contain an additive such as a radiopaque material. The invention includes a one-pot bulk polymerization method for preparation of the polymers.

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